Question

p=(-2/5).(-5/4) e q =(-5/2)³

Answer 1

Resposta:

1/2 e -125/8

Explicação passo-a-passo:

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P = (-2/5).(-5/4)

P = (-2) x (-5) = 10 e 5x4 = 20

P = 10/20

P = 1/2

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Q = (-5/2)³

Q = -125/8

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:)

Answer 2

OI....

- com - = +

p) ( - 2/5) . ( - 5/4)

10/20 ÷ 10

1/2

q) ( - 5/2)³

( - 5/2) . ( - 5/2) . ( - 5/2) =

- 125/8

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